Rother is a local government district in East Sussex, England. Its council is based in Bexhill-on-Sea. The district is named after the River Rother which flows within its boundaries.

The neighbouring districts are Wealden, Tunbridge Wells, Ashford, Folkestone and Hythe, and Hastings. Aside from its coast, Hastings is surrounded by Rother.

The district was formed on 1 April 1974 under the Local Government Act 1972. It covered the area of three former districts, which were all abolished at the same time:

The new district was named Rother after the River Rother which flows through the district.

Rother District Council provides district-level services. County-level services are provided by East Sussex County Council. The whole district is also covered by civil parishes, which form a third tier of local government.

The council has been under no overall control since the 2019 election, being led by a coalition called the 'Rother Alliance' comprising Labour, Liberal Democrats, Greens and some of the independent councillors. The independents in the Rother Alliance formed a local political party in January 2023 called the 'Rother Association of Independent Councillors' (RAOIC).

The first election to the council was held in 1973, initially operating as a shadow authority alongside the outgoing authorities until the new arrangements came into effect on 1 April 1974. Political control of the council since 1974 has been as follows:

The leaders of the council since 1999 have been: